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Finding the Third Proportional to 234,088,340 and 509,385,688

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Solution

The third proportional to 234,088,340 and 509,385,688 is: 1,108,443,842.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,088,340 : 509,385,688 = 509,385,688 : x
  2. Step 2: Convert to fraction form
    234,088,340/509,385,688 = 509,385,688/x
  3. Step 3: Cross multiply
    234,088,340x = 509,385,688 × 509,385,688
  4. Step 4: Simplify right side
    234,088,340x = 259,473,779,139,233,344
  5. Step 5: Solve for x
    x = 259,473,779,139,233,344/234,088,340
  6. Step 6: Final answer
    x = 1,108,443,842.78

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.